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BatteryClerk Prime FAST 1-2 day shipping to most of Canada
BatteryClerk Prime FAST 1-2 day shipping to most of Canada

Alarm Batteries

Ensure your property stays protected, even during a power outage, with BatteryClerk’s reliable backup replacement alarm batteries. Our selection includes high-quality, compatible OEM batteries designed to fit top alarm brands like ADT, Acme, and Ademco, so you can trust your security system to perform when it matters most. Don’t let a dead battery leave you vulnerable—explore our collection today and keep your alarm system running smoothly 24/7!

  • AJC Battery Compatible with DSC ICON HS2ICN Keypad 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC ICON HS2ICN Keypad 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

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    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC HS2LCDRFP9 Keypad w Prox Support 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC HS2LCDRFP9 Keypad w Prox Support 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC HS2LCDRF9 Keypad w Transceiver 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC HS2LCDRF9 Keypad w Transceiver 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC HS2LCDP Keypad w Prox Support 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC HS2LCDP Keypad w Prox Support 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • AJC Battery Compatible with DSC 2-Way HS2LCDWF9 Keypad 12V 5Ah Alarm Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC 2-Way HS2LCDWF9 Keypad 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • Visonic B3G-220, BGS-220, Transmitter VLE-320 Alarm Replacement Battery
    $26.19 - $26.19
    $26.19
    $26.19 - $26.19
    $26.19

    DSC GSM communicators GS4005,3G4005 Alarm Replacement Battery

    INFO This is a replacement compatible with a DSC Alarm Battery Volts: 3.7V (3.7 Volts) Capacity: 2700mAh (2.7Ah) Type: Li-Polymer Color: Black DSC ...

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    $26.19 - $26.19
    $26.19
    $26.19 - $26.19
    $26.19
  • DSC PowerSeries HS2128 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC PowerSeries HS2128 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • DSC PowerSeries HS2064 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC PowerSeries HS2064 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • DSC PowerSeries HS2016 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC PowerSeries HS2016 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • DSC ICON HS2ICN 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC ICON HS2ICN 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • DSC HS2LCDRF9 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC HS2LCDRF9 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • DSC HS2LCD Keypad 12V 5Ah Alarm Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with DSC HS2LCD Keypad 12V 5Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • DSC Touch SWC9067 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC Touch SWC9067 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC PowerSeries RFK5564 Keypad 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC PowerSeries RFK5564 Keypad 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC PowerSeries RFK5508 Keypad w- Receiver 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC PowerSeries RFK5508 Keypad w- Receiver 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC PowerSeries PTK5507 TouchScreen Panel 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC PowerSeries PTK5507 TouchScreen Panel 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC PowerSeries PK5516 Keypad 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC PowerSeries PK5516 Keypad 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC PowerSeries PC1864 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC PowerSeries PC1864 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC PowerSeries PC1404RKZ Keypad 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC PowerSeries PC1404RKZ Keypad 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC PowerSeries LED5511Z Keypad 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC PowerSeries LED5511Z Keypad 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC PowerSeries 9047 - SCW9047 12V 7Ah Alarm Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with DSC PowerSeries 9047 - SCW9047 12V 7Ah Alarm Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • DSC Impassa wireless siren WT4911 WT4911B WT4911Bm WT4911R WT4911R Wireless Outdoor Sire WT8911 Alarm Replacement Battery
    $42.59 - $42.59
    $42.59
    $42.59 - $42.59
    $42.59

    DSC Impassa wireless siren WT4911 WT4911B WT4911Bm WT4911R WT4911R Wireless Outdoor Sire WT8911 Alarm Replacement Battery

    INFO This is a replacement compatible with a DSC Alarm Battery Volts: 3.6V (3.6 Volts) Capacity: 14500mAh (14.5Ah) Type: Li-MnO2 Color: Black DSC I...

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    $42.59 - $42.59
    $42.59
    $42.59 - $42.59
    $42.59
  • ADT Wireless Color Touchscreen Key Replacement Battery-main
    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69

    DSC WTK5504 wireless keypad,WS4920HE wireless repeater,Security Alarm Panel Alarm Replacement Battery

    INFO This is a replacement compatible with a DSC Alarm Battery Volts: 4.8V (4.8 Volts) Capacity: 2000mAh (2Ah) Type: Ni-MH Color: Green DSC WTK5504...

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    $23.69 - $23.69
    $23.69
    $23.69 - $23.69
    $23.69
  • ADT Impassa wireless alarm systems Replacement Battery-main
    $58.09 - $58.09
    $58.09
    $58.09 - $58.09
    $58.09

    DSC Impassa 9057 Wireless Control Panel Alarm Replacement Battery

    INFO This is a replacement compatible with a DSC Alarm Battery Volts: 7.2V (7.2 Volts) Capacity: 3700mAh (3.7Ah) Type: Ni-MH Color: Green DSC Impas...

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    $58.09 - $58.09
    $58.09
    $58.09 - $58.09
    $58.09